i've been a superintendent for 30 some years at many different park service units across the united states. the only time i've ever had a break is when i was on maternity leave. i have retired from doing this one thing that i loved. now, i'm going to be able to have the time to explore something different. it's like another chapter. a short word that's a tall order. up your game. up the ante. and if you stumble, you get back up. up isn't easy, and we ought to know. we're in the business of up. everyday delta flies a quarter of million people while investing billions improving everything from booking to baggage claim. we're raising the bar on flying and tomorrow we will up it yet again. >>> is your money safe in a question that is top of mind for almost every investor out there today. can the agency charged with watching the markets keep up with faster and newer technology? do they have enough weapons to fight fraud? mary shapiro, chairman of the securities and exchange commission. she joins me now for a rare interview. mrs. chairman, it's great to have you on the program. thanks for joinin